HashiCorp Consul

Connect and secure services across any runtime platform and cloud

🚀 About

In this HashiQube DevOps lab, you'll get hands-on experience with HashiCorp Consul, a service networking solution that connects, configures, and secures services in dynamic infrastructure environments.

Click the image to watch an introduction to Consul by Armon Dadgar, HashiCorp Co-Founder and CTO

For hands-on interactive labs with Consul, visit HashiCorp Learn.

📰 Latest News

📋 Provision

bash docker/docker.sh
bash consul/consul.sh

vagrant up --provision-with basetools,docker,docsify,consul

docker compose exec hashiqube /bin/bash
bash hashiqube/basetools.sh
bash docker/docker.sh
bash docsify/docsify.sh
bash consul/consul.sh

🖥️ Web UI

After provisioning, you can access the Consul web interface through your browser.

Consul web interface showing services and health status

🔍 Key Features

Service Discovery - Register services and discover others with DNS or HTTP
Health Checking - Monitor the health of services to ensure availability
Key/Value Store - Store dynamic configuration in a distributed key-value store
Service Mesh - Secure service-to-service communication with automatic TLS
Multi-Datacenter - Federate multiple Consul clusters across datacenters
Service Configuration - Distribute configuration data to services dynamically

🧩 Consul DNS

To use Consul as a DNS resolver from your laptop, create the following file:

File: /etc/resolver/consul

nameserver 10.9.99.10
port 8600

With this configuration, you can resolve service names like nomad.service.consul and fabio.service.consul directly from your machine.

📊 Monitoring Consul

HashiQube includes Prometheus and Grafana for monitoring Consul.

For detailed information, see the Monitoring HashiCorp Consul guide.

🛠️ Provisioner Script

The script below automates the setup of Consul in your HashiQube environment:

filename